alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN User-Agent in Referer Field - Likely Malware"; flow:established,to_server; content:"Referer|3A 20|Mozilla/4.0 "; http_header; classtype:trojan-activity; sid:2013423; rev:8; metadata:created_at 2011_08_18, updated_at 2020_12_22;)

Added 2020-12-22 18:16:54 UTC

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN User-Agent in Referer Field - Likely Malware"; flow:established,to_server; content:"Referer|3A 20|Mozilla/4.0 "; http_header; classtype:trojan-activity; sid:2013423; rev:8; metadata:created_at 2011_08_18, updated_at 2020_04_29;)

Added 2020-04-30 19:07:45 UTC

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN User-Agent in Referer Field - Likely Malware"; flow:established,to_server; content:"Referer|3A 20|Mozilla/4.0 "; http_header; classtype:trojan-activity; sid:2013423; rev:8; metadata:created_at 2011_08_18, updated_at 2020_04_29;)

Added 2020-04-29 19:34:23 UTC

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN User-Agent in Referer Field - Likely Malware"; flow:established,to_server; content:"Referer|3A 20|Mozilla/4.0 "; http_header; classtype:trojan-activity; sid:2013423; rev:8; metadata:created_at 2011_08_18, updated_at 2011_08_18;)

Added 2018-09-13 19:43:26 UTC

Added 2018-09-13 17:55:48 UTC

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN User-Agent in Referer Field - Likely Malware"; flow:established,to_server; content:"Referer|3A 20|Mozilla/4.0 "; http_header; classtype:trojan-activity; sid:2013423; rev:8; metadata:created_at 2011_08_18, updated_at 2011_08_18;)

Added 2017-08-07 21:06:43 UTC

alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN User-Agent in Referer Field - Likely Malware"; flow:established,to_server; content:"Referer|3A 20|Mozilla/4.0 "; http_header; classtype:trojan-activity; sid:2013423; rev:7;)

Added 2014-04-14 19:22:50 UTC

alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN User-Agent in Referrer Field - Likely Malware"; flow:established,to_server; content:"Referer|3A 20|Mozilla/4.0 "; http_header; classtype:trojan-activity; sid:2013423; rev:6;)

Added 2011-10-12 19:36:49 UTC

alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN User-Agent in Referrer Field - Likely Malware"; flow:established,to_server; content:"Referer|3A 20|Mozilla/4.0 "; http_header; classtype:trojan-activity; sid:2013423; rev:6;)

Added 2011-08-20 07:22:16 UTC

alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN User-Agent in Referrer Field - Likely Malware"; flow:established,to_server; content:"Referer|3A 20|Mozilla/4.0 "; http_header; classtype:trojan-activity; sid:2013423; rev:6;)

Added 2011-08-19 16:53:12 UTC